Mercury Racing Selects SpeedKore as Exclusive SB4 7.0 Distributor

We are proud to announce SpeedKore Performance Group of Grafton, Wisconsin has been named as our exclusive distributor for the all-new SB4 7.0 (small block – four valve) automotive aftermarket crate engine. The announcement comes …

Mercury Racing Reveals SB4 7.0 Automotive Crate Engine

Greetings from Las Vegas! We are here for the 50th Anniversary SEMA Show where we just revealed our latest automotive aftermarket crate engine, the SB4 7.0. The 32-Valve DOHC V-8 was designed, developed and manufactured …